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Finding the Fourth Proportional to 572,607.92, 857,788.40 and 466,106.48

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Solution

The fourth proportional to 572,607.92, 857,788.40 and 466,106.48 is: 698,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,607.92 : 857,788.40 = 466,106.48 : x
  2. Step 2: Convert to fraction form
    572,607.92/857,788.40 = 466,106.48/x
  3. Step 3: Cross multiply
    572,607.92x = 857,788.40 × 466,106.48
  4. Step 4: Simplify right side
    572,607.92x = 399,820,731,708.83
  5. Step 5: Solve for x
    x = 399,820,731,708.83/572,607.92
  6. Step 6: Final answer
    x = 698,245.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.